Analysis

  • max time kernel
    54s
  • max time network
    60s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    18-03-2021 19:25

General

  • Target

    Microsoft_Windows_10_keygen_by_KeygenNinja.exe

  • Size

    10.6MB

  • MD5

    f986b0da579828fa492041a33862a74d

  • SHA1

    79ce5993da004a0a96609b9f025befb7bf391009

  • SHA256

    df7a1a5d4e81f076198ed56b9bae34bf8f907e300d22cd8681f910472609422e

  • SHA512

    6148127921cbe28135e002f6d0f72f717ffcf980cfd8faaea1d73a813123884a996526925cf05fefb288810b8cfd9065ed618ac98ab2b5d63bd637ce55fbf519

Malware Config

Extracted

Family

azorult

C2

http://kvaka.li/1210776429.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Pony,Fareit

    Pony is a Remote Access Trojan application that steals information.

  • Nirsoft 4 IoCs
  • Executes dropped EXE 14 IoCs
  • Suspicious Office macro 1 IoCs

    Office document equipped with 4.0 macros.

  • Loads dropped DLL 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • NSIS installer 10 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Microsoft_Windows_10_keygen_by_KeygenNinja.exe
    "C:\Users\Admin\AppData\Local\Temp\Microsoft_Windows_10_keygen_by_KeygenNinja.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3584
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:744
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\intro.exe
        intro.exe 1O5ZF
        3⤵
        • Executes dropped EXE
        PID:3688
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen-pr.exe
        keygen-pr.exe -p83fsase3Ge
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3008
        • C:\Users\Admin\AppData\Local\Temp\RarSFX2\key.exe
          "C:\Users\Admin\AppData\Local\Temp\RarSFX2\key.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3576
          • C:\Users\Admin\AppData\Local\Temp\RarSFX2\key.exe
            C:\Users\Admin\AppData\Local\Temp\RarSFX2\key.exe -txt -scanlocal -file:potato.dat
            5⤵
            • Executes dropped EXE
            PID:2800
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen-step-1.exe
        keygen-step-1.exe
        3⤵
        • Executes dropped EXE
        PID:1420
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen-step-3.exe
        keygen-step-3.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2952
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen-step-3.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4036
          • C:\Windows\SysWOW64\PING.EXE
            ping 1.1.1.1 -n 1 -w 3000
            5⤵
            • Runs ping.exe
            PID:3764
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen-step-4.exe
        keygen-step-4.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3612
        • C:\Users\Admin\AppData\Local\Temp\RarSFX1\002.exe
          "C:\Users\Admin\AppData\Local\Temp\RarSFX1\002.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:2724
        • C:\Users\Admin\AppData\Local\Temp\RarSFX1\Setup.exe
          "C:\Users\Admin\AppData\Local\Temp\RarSFX1\Setup.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:908
          • C:\Users\Admin\AppData\Local\Temp\sibD22.tmp\0\setup.exe
            "C:\Users\Admin\AppData\Local\Temp\sibD22.tmp\0\setup.exe" -s
            5⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3108
            • C:\Program Files (x86)\k42a4i0zb2uk\aliens.exe
              "C:\Program Files (x86)\k42a4i0zb2uk\aliens.exe"
              6⤵
              • Executes dropped EXE
              • Writes to the Master Boot Record (MBR)
              • Suspicious use of NtSetInformationThreadHideFromDebugger
              • Modifies system certificate store
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:3656
              • C:\Windows\SysWOW64\msiexec.exe
                msiexec.exe /i "C:\Users\Admin\AppData\Local\Temp\gdiview.msi"
                7⤵
                • Enumerates connected drives
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of FindShellTrayWindow
                PID:3796
              • C:\Users\Admin\AppData\Local\Temp\08B935EBAFB9032A.exe
                C:\Users\Admin\AppData\Local\Temp\08B935EBAFB9032A.exe 0011 installp1
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetWindowsHookEx
                PID:500
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe"
                  8⤵
                    PID:1596
                  • C:\Users\Admin\AppData\Roaming\1616099004881.exe
                    "C:\Users\Admin\AppData\Roaming\1616099004881.exe" /sjson "C:\Users\Admin\AppData\Roaming\1616099004881.txt"
                    8⤵
                      PID:3132
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe"
                      8⤵
                        PID:3712
                      • C:\Users\Admin\AppData\Roaming\1616099006538.exe
                        "C:\Users\Admin\AppData\Roaming\1616099006538.exe" /sjson "C:\Users\Admin\AppData\Roaming\1616099006538.txt"
                        8⤵
                          PID:2200
                      • C:\Users\Admin\AppData\Local\Temp\08B935EBAFB9032A.exe
                        C:\Users\Admin\AppData\Local\Temp\08B935EBAFB9032A.exe 200 installp1
                        7⤵
                        • Executes dropped EXE
                        • Suspicious use of SetWindowsHookEx
                        PID:3588
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd.exe /c taskkill /f /im chrome.exe
                          8⤵
                            PID:1920
                            • C:\Windows\SysWOW64\taskkill.exe
                              taskkill /f /im chrome.exe
                              9⤵
                              • Kills process with taskkill
                              PID:64
                          • C:\Windows\SysWOW64\cmd.exe
                            cmd /c ping 127.0.0.1 -n 3 & del "C:\Users\Admin\AppData\Local\Temp\08B935EBAFB9032A.exe"
                            8⤵
                              PID:1596
                              • C:\Windows\SysWOW64\PING.EXE
                                ping 127.0.0.1 -n 3
                                9⤵
                                • Runs ping.exe
                                PID:3720
                          • C:\Windows\SysWOW64\cmd.exe
                            cmd /c ping 127.0.0.1 -n 3 & del "C:\Program Files (x86)\k42a4i0zb2uk\aliens.exe"
                            7⤵
                              PID:3844
                              • C:\Windows\SysWOW64\PING.EXE
                                ping 127.0.0.1 -n 3
                                8⤵
                                • Runs ping.exe
                                PID:3216
                      • C:\Users\Admin\AppData\Local\Temp\RarSFX1\jg2_2qua.exe
                        "C:\Users\Admin\AppData\Local\Temp\RarSFX1\jg2_2qua.exe"
                        4⤵
                        • Executes dropped EXE
                        • Checks whether UAC is enabled
                        • Suspicious use of AdjustPrivilegeToken
                        PID:3520
                      • C:\Users\Admin\AppData\Local\Temp\RarSFX1\file1.exe
                        "C:\Users\Admin\AppData\Local\Temp\RarSFX1\file1.exe"
                        4⤵
                          PID:740
                  • C:\Windows\system32\msiexec.exe
                    C:\Windows\system32\msiexec.exe /V
                    1⤵
                    • Enumerates connected drives
                    • Suspicious use of AdjustPrivilegeToken
                    PID:752
                    • C:\Windows\syswow64\MsiExec.exe
                      C:\Windows\syswow64\MsiExec.exe -Embedding CEF0D0A71DC4685ED70D5D4C23A34F1D C
                      2⤵
                      • Loads dropped DLL
                      PID:3692

                  Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

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                  Downloads

                  • memory/500-83-0x00000000055E0000-0x0000000005A91000-memory.dmp

                    Filesize

                    4.7MB

                  • memory/500-73-0x0000000072A40000-0x0000000072AD3000-memory.dmp

                    Filesize

                    588KB

                  • memory/740-108-0x0000000000AC0000-0x0000000000ACD000-memory.dmp

                    Filesize

                    52KB

                  • memory/908-56-0x0000000010E93000-0x0000000010E94000-memory.dmp

                    Filesize

                    4KB

                  • memory/908-45-0x0000000010E90000-0x0000000010E91000-memory.dmp

                    Filesize

                    4KB

                  • memory/908-55-0x0000000010E91000-0x0000000010E92000-memory.dmp

                    Filesize

                    4KB

                  • memory/908-42-0x0000000072A40000-0x0000000072AD3000-memory.dmp

                    Filesize

                    588KB

                  • memory/908-57-0x0000000010E94000-0x0000000010E96000-memory.dmp

                    Filesize

                    8KB

                  • memory/908-58-0x0000000010E96000-0x0000000010E97000-memory.dmp

                    Filesize

                    4KB

                  • memory/908-50-0x0000000010CB0000-0x0000000010CB1000-memory.dmp

                    Filesize

                    4KB

                  • memory/908-48-0x000000000EB40000-0x000000000EB41000-memory.dmp

                    Filesize

                    4KB

                  • memory/908-44-0x0000000071420000-0x0000000071B0E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/1596-87-0x00007FFBA1150000-0x00007FFBA11CE000-memory.dmp

                    Filesize

                    504KB

                  • memory/1596-89-0x0000000010000000-0x0000000010057000-memory.dmp

                    Filesize

                    348KB

                  • memory/1596-90-0x000002990B070000-0x000002990B071000-memory.dmp

                    Filesize

                    4KB

                  • memory/2200-106-0x0000000072A40000-0x0000000072AD3000-memory.dmp

                    Filesize

                    588KB

                  • memory/2724-29-0x0000000010000000-0x00000000100E4000-memory.dmp

                    Filesize

                    912KB

                  • memory/2800-30-0x0000000000400000-0x0000000000983000-memory.dmp

                    Filesize

                    5.5MB

                  • memory/2800-34-0x0000000000400000-0x0000000000983000-memory.dmp

                    Filesize

                    5.5MB

                  • memory/3108-54-0x0000000072A40000-0x0000000072AD3000-memory.dmp

                    Filesize

                    588KB

                  • memory/3132-94-0x0000000072A40000-0x0000000072AD3000-memory.dmp

                    Filesize

                    588KB

                  • memory/3576-37-0x0000000000BF0000-0x0000000000BF1000-memory.dmp

                    Filesize

                    4KB

                  • memory/3576-33-0x0000000002BC0000-0x0000000002D5C000-memory.dmp

                    Filesize

                    1.6MB

                  • memory/3576-38-0x0000000000BE0000-0x0000000000BFB000-memory.dmp

                    Filesize

                    108KB

                  • memory/3576-36-0x0000000003500000-0x00000000035EF000-memory.dmp

                    Filesize

                    956KB

                  • memory/3584-2-0x0000000003710000-0x0000000003711000-memory.dmp

                    Filesize

                    4KB

                  • memory/3588-84-0x0000000005630000-0x0000000005AE1000-memory.dmp

                    Filesize

                    4.7MB

                  • memory/3588-75-0x0000000072A40000-0x0000000072AD3000-memory.dmp

                    Filesize

                    588KB

                  • memory/3656-66-0x0000000010000000-0x000000001033D000-memory.dmp

                    Filesize

                    3.2MB

                  • memory/3656-62-0x0000000072A40000-0x0000000072AD3000-memory.dmp

                    Filesize

                    588KB

                  • memory/3712-101-0x00007FFBA1150000-0x00007FFBA11CE000-memory.dmp

                    Filesize

                    504KB

                  • memory/3712-109-0x0000019F50B80000-0x0000019F50B81000-memory.dmp

                    Filesize

                    4KB